{"title":"Engine and Mechanical Building Sets","description":"\u003cp\u003eExplore in-stock engine and mechanical building sets with moving parts, technical details, and gear-driven construction.\u003c\/p\u003e","products":[{"product_id":"electric-engine-with-passenger-tanker-cars-aus25807-railroad-conveyance-trains","title":"Electric Engine with Passenger \u0026 Tanker Cars | AUS25807 | Railroad Conveyance Trains","description":"\u003cdiv style=\"text-align: left;\"\u003e\n\u003cbr\u003e\u003cstrong\u003eInformation:\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eCaptain Electric Engine with Passenger \u0026amp; Tanker Cars | 25807 | Railroad Conveyance Trains\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eItem#  \u003cspan\u003e25807 Captain Electric Engine with Passenger \u0026amp; Tanker Cars by Railroad Conveyance Trains\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003eDetails:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cmeta charset=\"UTF-8\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eItem# \u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e25807 \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCaptain Electric Engine with Passenger \u0026amp; Tanker Cars \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e588 pieces\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eIncludes 1 figure\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRailroad Conveyance Trains\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Imex-Brix","offers":[{"title":"Default Title","offer_id":39387976171651,"sku":"AUS25807","price":41.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0086\/4898\/2590\/products\/image_2dbc24f4-c395-41fa-9fad-4e553326efb3.jpg?v=1625247313"},{"product_id":"w12-twin-turbo-motorized-engine-building-set-871-pieces-mdk10230-mould-king","title":"W12 Twin-Turbo Motorized Engine Building Set (871 Pieces) | MDK10230 | Mould King","description":"\u003cbody\u003e\n\n    \u003cmeta charset=\"UTF-8\"\u003e\n    \u003ctitle\u003eMould King W12 Twin-Turbo Motorized Engine Building Set (871 pieces)\u003c\/title\u003e\n\n    \u003cstyle\u003e\n        body {\n            font-family: Arial, sans-serif;\n            margin: 20px;\n        }\n        .product-details {\n            max-width: 800px;\n            margin: 0 auto;\n        }\n        .product-details h1 {\n            font-size: 24px;\n            margin-bottom: 10px;\n        }\n        .product-details p {\n            margin: 5px 0;\n        }\n        .product-details ul {\n            list-style-type: disc;\n            margin-left: 20px;\n        }\n        .highlight {\n            background-color: #f9f9f9;\n            padding: 10px;\n            border-left: 4px solid #007BFF;\n            margin: 20px 0;\n        }\n    \u003c\/style\u003e\n\n    \u003cdiv class=\"product-details\"\u003e\n\n        \u003ch1\u003eMould King W12 Twin-Turbo Motorized Engine Building Set\u003c\/h1\u003e\n\n        \u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Mould King\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eNumber of Pieces:\u003c\/strong\u003e 871\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eDifficulty Level:\u003c\/strong\u003e Moderate\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eEstimated Assembly Time:\u003c\/strong\u003e 2–3 hours\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e High quality ABS plastic\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eRecommended Age:\u003c\/strong\u003e 14 years and up\u003c\/p\u003e\n\n        \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003eW12 engine layout inspired by ultra-high-performance vehicles\u003c\/li\u003e\n            \u003cli\u003eTwin-turbo design with detailed forced-induction components\u003c\/li\u003e\n            \u003cli\u003eMotorized operation with synchronized piston movement\u003c\/li\u003e\n            \u003cli\u003eVisible crankshaft and internal drivetrain motion\u003c\/li\u003e\n            \u003cli\u003eCompact yet detailed engine block design\u003c\/li\u003e\n            \u003cli\u003eEducational mechanical build focused on complex engine layouts\u003c\/li\u003e\n            \u003cli\u003eDesigned for desk or shelf display\u003c\/li\u003e\n            \u003cli\u003eCompatible with major brick building brands\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003cdiv class=\"highlight\"\u003e\n            \u003ch2\u003eWhy Choose This Mould King Engine?\u003c\/h2\u003e\n            \u003cp\u003eThis W12 twin-turbo motorized engine delivers an advanced mechanical build that showcases a rare and complex engine configuration. With 871 pieces, it offers impressive motion, detailed forced-induction components, and strong display presence.\u003c\/p\u003e\n            \u003cp\u003eAn excellent choice for supercar fans, engineering enthusiasts, and builders who enjoy unique engine designs.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n\n\u003c\/body\u003e","brand":"Imex-2Brix","offers":[{"title":"Default Title","offer_id":47129987874947,"sku":"MDK10230","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0086\/4898\/2590\/files\/image_0_e8609465-2d11-46de-980f-3a6f297b7e16.webp?v=1778271809"},{"product_id":"v12-supercar-motorized-engine-transmission-building-set-863-pieces-mdk10226-mould-king","title":"V12 Supercar Motorized Engine \u0026 Transmission Building Set (863 Pieces) | MDK10226 | Mould King","description":"\u003cbody\u003e\n\n    \u003cmeta charset=\"UTF-8\"\u003e\n    \u003ctitle\u003eMould King V12 Supercar Motorized Engine and Transmission Building Set (863 pieces)\u003c\/title\u003e\n\n    \u003cstyle\u003e\n        body {\n            font-family: Arial, sans-serif;\n            margin: 20px;\n        }\n        .product-details {\n            max-width: 800px;\n            margin: 0 auto;\n        }\n        .product-details h1 {\n            font-size: 24px;\n            margin-bottom: 10px;\n        }\n        .product-details p {\n            margin: 5px 0;\n        }\n        .product-details ul {\n            list-style-type: disc;\n            margin-left: 20px;\n        }\n        .highlight {\n            background-color: #f9f9f9;\n            padding: 10px;\n            border-left: 4px solid #007BFF;\n            margin: 20px 0;\n        }\n    \u003c\/style\u003e\n\n    \u003cdiv class=\"product-details\"\u003e\n\n        \u003ch1\u003eMould King V12 Supercar Motorized Engine \u0026amp; Transmission Building Set\u003c\/h1\u003e\n\n        \u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Mould King\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eNumber of Pieces:\u003c\/strong\u003e 863\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eDifficulty Level:\u003c\/strong\u003e Moderate\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eEstimated Assembly Time:\u003c\/strong\u003e 2–3 hours\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e High quality ABS plastic\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eRecommended Age:\u003c\/strong\u003e 14 years and up\u003c\/p\u003e\n\n        \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003eSupercar-inspired V12 engine layout\u003c\/li\u003e\n            \u003cli\u003eMotorized engine with synchronized piston movement\u003c\/li\u003e\n            \u003cli\u003eIntegrated functional transmission system\u003c\/li\u003e\n            \u003cli\u003eVisible crankshaft and drivetrain motion\u003c\/li\u003e\n            \u003cli\u003eDetailed cylinder banks and intake components\u003c\/li\u003e\n            \u003cli\u003eBalanced size for desk or shelf display\u003c\/li\u003e\n            \u003cli\u003eEducational mechanical build focused on V12 engine design\u003c\/li\u003e\n            \u003cli\u003eCompatible with major brick building brands\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003cdiv class=\"highlight\"\u003e\n            \u003ch2\u003eWhy Choose This Mould King V12 Engine?\u003c\/h2\u003e\n            \u003cp\u003eThis V12 supercar engine and transmission set delivers an engaging mechanical build that highlights smooth multi-cylinder operation and drivetrain function. With 863 pieces, it offers a satisfying build experience without overwhelming complexity.\u003c\/p\u003e\n            \u003cp\u003eA great choice for supercar fans, engine enthusiasts, and builders who enjoy functional mechanical displays.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n\n\u003c\/body\u003e","brand":"Imex-2Brix","offers":[{"title":"Default Title","offer_id":47129987973251,"sku":"MDK10226","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0086\/4898\/2590\/files\/image_0_3c40c009-fd2f-4590-b5e6-7668617e5c48.webp?v=1778271812"},{"product_id":"m-power-style-motorized-v8-engine-gearbox-building-set-1169-pieces-mdk10203-mould-king","title":"M Power-Style Motorized V8 Engine \u0026 Gearbox Building Set (1169 Pieces) | MDK10203 | Mould King","description":"\u003cbody\u003e\n\n    \u003cmeta charset=\"UTF-8\"\u003e\n    \u003ctitle\u003eMould King M Power-Style Motorized V8 Engine and Gearbox Building Set (1169 pieces)\u003c\/title\u003e\n\n    \u003cstyle\u003e\n        body {\n            font-family: Arial, sans-serif;\n            margin: 20px;\n        }\n        .product-details {\n            max-width: 800px;\n            margin: 0 auto;\n        }\n        .product-details h1 {\n            font-size: 24px;\n            margin-bottom: 10px;\n        }\n        .product-details p {\n            margin: 5px 0;\n        }\n        .product-details ul {\n            list-style-type: disc;\n            margin-left: 20px;\n        }\n        .highlight {\n            background-color: #f9f9f9;\n            padding: 10px;\n            border-left: 4px solid #007BFF;\n            margin: 20px 0;\n        }\n    \u003c\/style\u003e\n\n    \u003cdiv class=\"product-details\"\u003e\n\n        \u003ch1\u003eMould King M Power-Style Motorized V8 Engine \u0026amp; Gearbox Building Set\u003c\/h1\u003e\n\n        \u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Mould King\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eNumber of Pieces:\u003c\/strong\u003e 1169\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eDifficulty Level:\u003c\/strong\u003e Advanced\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eEstimated Assembly Time:\u003c\/strong\u003e Several hours\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e High quality ABS plastic\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eRecommended Age:\u003c\/strong\u003e 14 years and up\u003c\/p\u003e\n\n        \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003ePerformance-inspired M Power-style V8 engine layout\u003c\/li\u003e\n            \u003cli\u003eMotorized engine with synchronized internal motion\u003c\/li\u003e\n            \u003cli\u003eIntegrated functional gearbox system\u003c\/li\u003e\n            \u003cli\u003eVisible pistons, crankshaft, and drivetrain movement\u003c\/li\u003e\n            \u003cli\u003eHighly detailed engine block and transmission design\u003c\/li\u003e\n            \u003cli\u003eDesigned for mechanical realism and hands-on learning\u003c\/li\u003e\n            \u003cli\u003eStrong display presence with realistic proportions\u003c\/li\u003e\n            \u003cli\u003eCompatible with major brick building brands\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003cdiv class=\"highlight\"\u003e\n            \u003ch2\u003eWhy Choose This Mould King V8 Engine?\u003c\/h2\u003e\n            \u003cp\u003eThis M Power-style motorized V8 engine and gearbox set delivers a premium mechanical build inspired by high-performance engineering. With over 1100 pieces, it offers a rewarding assembly experience and a striking finished display.\u003c\/p\u003e\n            \u003cp\u003eIdeal for performance car fans, engine enthusiasts, and advanced builders seeking a detailed working drivetrain.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n\n\u003c\/body\u003e","brand":"Imex-2Brix","offers":[{"title":"Default Title","offer_id":47129988137091,"sku":"MDK10203","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0086\/4898\/2590\/files\/image_0_d09ed1e8-1452-4fe5-a1e3-304ed6077c81.webp?v=1778271815"},{"product_id":"italian-v8-motorized-engine-building-set-750-pieces-mdk10204-mould-king","title":"Italian V8 Motorized Engine Building Set (750 Pieces) | MDK10204 | Mould King","description":"\u003cbody\u003e\n\n    \u003cmeta charset=\"UTF-8\"\u003e\n    \u003ctitle\u003eMould King Italian V8 Motorized Engine Building Set (750 pieces)\u003c\/title\u003e\n\n    \u003cstyle\u003e\n        body {\n            font-family: Arial, sans-serif;\n            margin: 20px;\n        }\n        .product-details {\n            max-width: 800px;\n            margin: 0 auto;\n        }\n        .product-details h1 {\n            font-size: 24px;\n            margin-bottom: 10px;\n        }\n        .product-details p {\n            margin: 5px 0;\n        }\n        .product-details ul {\n            list-style-type: disc;\n            margin-left: 20px;\n        }\n        .highlight {\n            background-color: #f9f9f9;\n            padding: 10px;\n            border-left: 4px solid #007BFF;\n            margin: 20px 0;\n        }\n    \u003c\/style\u003e\n\n    \u003cdiv class=\"product-details\"\u003e\n\n        \u003ch1\u003eMould King Italian V8 Motorized Engine Building Set\u003c\/h1\u003e\n\n        \u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Mould King\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eNumber of Pieces:\u003c\/strong\u003e 750\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eDifficulty Level:\u003c\/strong\u003e Moderate\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eEstimated Assembly Time:\u003c\/strong\u003e 2–3 hours\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e High quality ABS plastic\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eRecommended Age:\u003c\/strong\u003e 14 years and up\u003c\/p\u003e\n\n        \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003eItalian supercar-inspired V8 engine layout\u003c\/li\u003e\n            \u003cli\u003eMotorized operation with synchronized internal movement\u003c\/li\u003e\n            \u003cli\u003eVisible pistons and crankshaft motion\u003c\/li\u003e\n            \u003cli\u003eHigh-detail engine block and intake design\u003c\/li\u003e\n            \u003cli\u003eBalanced size for desk or shelf display\u003c\/li\u003e\n            \u003cli\u003eEducational mechanical build focused on engine operation\u003c\/li\u003e\n            \u003cli\u003eCompatible with major brick building brands\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003cdiv class=\"highlight\"\u003e\n            \u003ch2\u003eWhy Choose This Mould King Engine?\u003c\/h2\u003e\n            \u003cp\u003eThis Italian-style motorized V8 engine delivers a compact yet highly detailed mechanical build inspired by exotic performance cars. With 750 pieces, it offers a satisfying balance of realism, motion, and display appeal.\u003c\/p\u003e\n            \u003cp\u003ePerfect for supercar fans, engine enthusiasts, and builders who enjoy functional mechanical models.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n\n\u003c\/body\u003e","brand":"Imex-2Brix","offers":[{"title":"Default Title","offer_id":47129988202627,"sku":"MDK10204","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0086\/4898\/2590\/files\/image_0_7380395c-c2c1-4dd6-b794-482740028fc4.webp?v=1778271815"},{"product_id":"turbocharged-v8-motorized-engine-building-set-737-pieces-mdk10206-mould-king","title":"Turbocharged V8 Motorized Engine Building Set (737 Pieces) | MDK10206 | Mould King","description":"\u003cbody\u003e\n\n    \u003cmeta charset=\"UTF-8\"\u003e\n    \u003ctitle\u003eMould King Turbocharged V8 Motorized Engine Building Set (737 pieces)\u003c\/title\u003e\n\n    \u003cstyle\u003e\n        body {\n            font-family: Arial, sans-serif;\n            margin: 20px;\n        }\n        .product-details {\n            max-width: 800px;\n            margin: 0 auto;\n        }\n        .product-details h1 {\n            font-size: 24px;\n            margin-bottom: 10px;\n        }\n        .product-details p {\n            margin: 5px 0;\n        }\n        .product-details ul {\n            list-style-type: disc;\n            margin-left: 20px;\n        }\n        .highlight {\n            background-color: #f9f9f9;\n            padding: 10px;\n            border-left: 4px solid #007BFF;\n            margin: 20px 0;\n        }\n    \u003c\/style\u003e\n\n    \u003cdiv class=\"product-details\"\u003e\n\n        \u003ch1\u003eMould King Turbocharged V8 Motorized Engine Building Set\u003c\/h1\u003e\n\n        \u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Mould King\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eNumber of Pieces:\u003c\/strong\u003e 737\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eDifficulty Level:\u003c\/strong\u003e Moderate\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eEstimated Assembly Time:\u003c\/strong\u003e 2–3 hours\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e High quality ABS plastic\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eRecommended Age:\u003c\/strong\u003e 14 years and up\u003c\/p\u003e\n\n        \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003eTurbocharged V8 engine design inspired by modern performance cars\u003c\/li\u003e\n            \u003cli\u003eMotorized operation with synchronized internal movement\u003c\/li\u003e\n            \u003cli\u003eVisible pistons and crankshaft motion\u003c\/li\u003e\n            \u003cli\u003eDetailed turbocharger and intake components\u003c\/li\u003e\n            \u003cli\u003eBalanced size ideal for desk or shelf display\u003c\/li\u003e\n            \u003cli\u003eEducational mechanical build focused on forced-induction engines\u003c\/li\u003e\n            \u003cli\u003eCompatible with major brick building brands\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003cdiv class=\"highlight\"\u003e\n            \u003ch2\u003eWhy Choose This Mould King Engine?\u003c\/h2\u003e\n            \u003cp\u003eThis turbocharged motorized V8 engine delivers a dynamic mechanical build that showcases forced-induction engineering in action. With 737 pieces, it offers a rewarding build experience and an impressive moving display.\u003c\/p\u003e\n            \u003cp\u003ePerfect for performance car fans, engine enthusiasts, and builders who enjoy functional mechanical models.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n\n\u003c\/body\u003e","brand":"Imex-2Brix","offers":[{"title":"Default Title","offer_id":47129988235395,"sku":"MDK10206","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0086\/4898\/2590\/files\/image_0_e1747657-a546-44bf-b3b8-c306096f0bb0.webp?v=1778271818"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0086\/4898\/2590\/collections\/collection-image-engine-and-mechanical-building-sets.png?v=1779225020","url":"https:\/\/protinkertoys.com\/en-ca\/collections\/engine-and-mechanical-building-sets.oembed","provider":"ProTinkerToys.com","version":"1.0","type":"link"}